Googlebook OS is running on Apple Silicon Macs through a new open-source virtualization project, giving users a way to test the operating system on hardware Google never intended for it. Developer Skylar Taylor-Barrick released gbos-vm to bridge the gap between the OS and Apple's proprietary architecture. This matters because it allows developers and enthusiasts to evaluate the platform without buying dedicated hardware. The project provides a functional environment for early exploration of the OS capabilities.
New virtualization project enables early testing on Apple hardware
The gbos-vm project relies on QEMU to create a virtual machine that runs Googlebook OS on Apple Silicon chips. It translates Vulkan graphics calls into Apple's Metal API using MoltenVK to enable GPU acceleration. This approach avoids sluggish software emulation and allows the virtual machine to use the Mac's GPU instead of falling back to CPU rendering. The developer confirmed that Chrome browser and GPU-accelerated graphics are working features in this setup.
- Virtualization Software: gbos-vm (QEMU-based)
- Graphics API Translation: Vulkan to Metal via MoltenVK
- Minimum RAM: 16GB
- Minimum Storage: 60GB
- Supported Hardware: Apple Silicon Macs (M1 Pro, M2 Max, M4 Mac mini, M5)
Running this virtual machine requires specific hardware specifications and software tools. Users need an Apple Silicon Mac with at least 16GB of RAM and around 60GB of free storage. The installation also depends on having Xcode Command Line Tools available on the host system. The developer has tested the project on M1 Pro, M2 Max, and M4 Mac mini hardware, with additional reports of success on M5 chips.
The current build has several known issues that affect stability and functionality. Bluetooth crashes occur on boot, and the display is capped at 60fps. A TPM-related process repeatedly crashes in the background, and audio and clipboard support have not been thoroughly tested. There is no hardware-backed encryption or secure element in this virtualized environment. The developer recommends using the setup as a development environment rather than a daily driver.
Intel Macs are not supported, although x86 compatibility is being explored for future versions. Android app support and Google Play access inside gbos-vm are not confirmed in the current build. Googlebook OS has only been available on commercial laptops since October 4, and developers have already found a way to run it on hardware Google never intended it for. The project remains an open-source effort to explore the operating system's potential on alternative hardware.
Source: TweakTown
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